linux-kernel - Re: [PATCH v15 10/14] x86/sgx: Implement async reclamation for cgroup

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Message-ID: <op.2pn8gfahwjvjmi@hhuan26-mobl.amr.corp.intel.com>
Date: Thu, 20 Jun 2024 10:39:41 -0500
From: "Haitao Huang" <haitao.huang@...ux.intel.com>
To: jarkko@...nel.org, dave.hansen@...ux.intel.com, kai.huang@...el.com,
 tj@...nel.org, mkoutny@...e.com, chenridong@...wei.com,
 linux-kernel@...r.kernel.org, linux-sgx@...r.kernel.org, x86@...nel.org,
 cgroups@...r.kernel.org, tglx@...utronix.de, mingo@...hat.com, bp@...en8.de,
 hpa@...or.com, sohil.mehta@...el.com, tim.c.chen@...ux.intel.com, "Huang,
 Haitao" <haitao.huang@...ux.intel.com>
Cc: zhiquan1.li@...el.com, kristen@...ux.intel.com, seanjc@...gle.com,
 zhanb@...rosoft.com, anakrish@...rosoft.com, mikko.ylinen@...ux.intel.com,
 yangjie@...rosoft.com, chrisyan@...rosoft.com
Subject: Re: [PATCH v15 10/14] x86/sgx: Implement async reclamation for cgroup


> +	if (cgroup_subsys_enabled(misc_cgrp_subsys)) {
> +		sgx_cg_wq = alloc_workqueue("sgx_cg_wq", WQ_UNBOUND | WQ_FREEZABLE,
> +					    WQ_UNBOUND_MAX_ACTIVE);
> +		return -ENOMEM;

Argh, missing if(!sgx_cg_wq), sorry for the brain fart. Tests pass only
because I made another silly mistake in checking return of this function.
:-(
Haitao